Open Access
Table 2.
Yield of sweet cherry varieties of various ecological and geographical origin under conditions of affect low-temperature stress (Krasnodar)
| Variety | Yield in different years of research, kg / tree | ||||||
|---|---|---|---|---|---|---|---|
| 2006, January (-32-33℃) | 2007, February (-22-25℃) | 2009, April (-6.2℃) | 2013, March (-3-4℃) | 2016, December (-24℃) | 2020, April (-4-5℃) | ||
| Varieties of NCFSCHVW breeding | |||||||
| Alaya | 5.0±2.0 | 40.0±5.0 | 8.0±3.0 | 20.0±4.0 | 6.5±2.5 | 2.0±0.5 | |
| Volshebnitsa | 5.0±2.5 | 20.0±3.5 | 6.0±1.5 | 17.0±3.0 | 6.0±1.5 | 3.5±1.5 | |
| Dar Izobiliya | 4.5±1.5 | 25.0±5.0 | 7.0±2.5 | 17.0±3.5 | 5.5±1.0 | 1.5±0.5 | |
| Demetra | 0.0±0.0 | 12.0±4.0 | 5.5±1.5 | 15.0±3.0 | 3.5±0.5 | 0.0±0.0 | |
| Krasnodarskaya Ranniya | 1.5±0.5 | 12.0±1.5 | 2.0±1.5 | 13.5±2.5 | 5.0±1.5 | 1.0±0.0 | |
| Kavkazskaya (st.) | 5.5±1.0 | 35.0±5.0 | 7.0±2.0 | 18.0±2.5 | 5.5±2.0 | 3.0±0.5 | |
| Mak | 5.0±0.5 | 27.0±2.0 | 7.5±1.5 | 20.0±4.0 | 6.5±2.5 | 3.5±0.5 | |
| Sashen’ka | 1.0±0.5 | 35.0±3.5 | 8.5±2.5 | 15.0±2.0 | 5.5±2.0 | 2.5±1.0 | |
| Rubinovaya Kubani | 2.5±0.5 | 18.0±2.0 | 1.5±1.5 | 17.5±2.5 | 4.0±1.5 | 3.0±1.0 | |
| Introduced varieties | |||||||
| Melitopol’skaya Chernaya | 1.0±0.5 | 20.0±3.0 | 3.0±1.0 | 10.0±2.5 | 5.0±2.0 | 2.0±0.5 | |
| Anons | 4.5±0.5 | 35.0±4.5 | 6.0±1.5 | 14.5±2.0 | 4.5±0.5 | 3.5±1.0 | |
| Valeriy Chkalov | 0.0±0.0 | 20.0±5.0 | 3.5±0.5 | 12.5±4.0 | 3.5±0.5 | 1.5±0.5 | |
| Kashtanka | 0.0±0.0 | 5.0±0.0 | 2.5±1.0 | 13.0±2.0 | 4.0±1.5 | 0.0±0.0 | |
| Krupnoplodnaya | 0.0±0.0 | 27.0±2.5 | 6.5±1.5 | 18.5±2.5 | 6.0±1.5 | 4.0±1.0 | |
| Melitopol’skaya Ranniya | 0.0±0.0 | 7.0±1.5 | 2.0±0.5 | 14.0±2.0 | 4.5±0.5 | 1.0±0.0 | |
| Polyanka | 0.0±0.0 | 23.0±3.0 | 4.0±0.5 | 10.0±4.0 | 4.0±0.5 | 2.0±0.5 | |
| Frantsyzskaya Chernaya | 0.0±0.0 | 20.0±2.0 | 3.5±1.0 | 14.0±2.0 | 5.0±1.5 | 0.5±0.0 | |
| Frants Iosif | 0.0±0.0 | 20.0±5.0 | 1.5±0.5 | 15.0±3.5 | 3.5±0.5 | 3.0±0.5 | |
| LSD0,5 | 1.0 | 1.9 | 0.9 | 1.0 | 0.6 | 0.7 | |
| SD, % | 2.25 | 9.92 | 2.4 | 2.9 | 1.0 | 1.3 | |
| X average: | 1.97 | 22.8 | 4.8 | 15.3 | 4.9 | 2.1 | |
| Cv, % | 1.14 | 43.6 | 50.3 | 19.4 | 20.7 | 60.0 | |
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